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Variable Frequency Drives (VFDs)

COURSE NO: M02-031
PDH CREDIT: 2
COURSE PROVIDER: Elie Tawil, P.E., LEED AP
Variable Frequency Drives (VFDs)
Course Highlights

This online engineering PDH course presents basic information on the principles of operation of VFDs, description of different types of VFDs, guidance on the proper application of VFDs, and installation guidelines to ensure successful operation of VFDs.

 

Over the last few years, the VFD has become one of the most effective motor controllers available for varying the speed of squirrel-cage induction motors. VFD's save energy, reduce electrical consumption, enhance equipment performance, are highly reliable, and have become affordable.

 

This 2 PDH course is applicable to engineers, designers, contractors, building professionals, maintenance personnel and manufacturers who are involved in the planning, design, installation and operation of VFDs.

Learning Objectives

This PE continuing education course is intended to provide you with the following specific knowledge and skills:

  • Understanding the principles of operation of VFDs
  • Learning about the different types of VFDs
  • Learning how to size a VFD
  • Understanding the special applications of VFDs
  • Knowing the key VFD specification parameters
  • Familiarizing with VFD installation and start up
Course Document

In this professional engineering CEU course, you need to review Appendix D, "Variable Speed Drives (VFDs)" of the Department of Defense (DOD) Publication "Heating, Ventilation, Air Conditioning and Dehumidification Systems" Sourcebook, Publication No. UFC 3-410-02N, dated June 8, 2005.

To view, print and study the course document, please click on the following link(s):
Variable Frequency Drives (VFDs) (425 KB)
Course Quiz
Once you complete your course review, you need to take a multiple-choice quiz consisting of twelve (12) questions to earn 2 PDH credits. The quiz will be based on this DOD publication.

 

The minimum passing score is 70%. There is no time limit on the quiz, and you can take it multiple times until you pass at no additional cost.
Certificate of Completion

Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you may print your Certificate of Completion after we receive your payment.) For your convenience, we will also email you your Certificate of Completion. Also, you can log in to your account at any time to access and print your Certificate of Completion.

To buy the course and take the quiz, please click on: